After a lot of version issues with the various dependencies, the compilation and linking succeeds. I try one of the example programs, "validate.cpp", and I get a segmentation fault. I want to debug, so I re-compile using the debug option, "b2 debug". But the debug version doesn't seg fault! It works fine! Intrigued, I use gdb on the release version anyway (lack of "debugging symbols" notwithstanding). Here is the backtrace, for your information: Reading symbols from validate...(no debugging symbols...